Optimize asset allocation across equities, bonds, cash, and alternatives.
Annualized Return Calculator — CAGR & Multi-Year Investment Yield
Calculate Compound Annual Growth Rate (CAGR) and annualized performance.
Altman Z-Score Calculator – Predict Corporate Bankruptcy Risk
Calculate Edward Altman’s Z-Score to predict corporate insolvency, credit health, and 2-year bankruptcy risk.
Alpha Calculator – Calculate Jensen’s Alpha & Excess Outperformance – Free Online Tool
Free online Alpha Calculator. Calculate Jensen
Age Calculator — Calculate Exact Age From Date of Birth
Calculate your exact age in years, months, days, hours, minutes, and seconds from your date of birth. See your next birthday countdown. Free, instant, no signup.
AdSense Revenue Calculator
Estimate your Google AdSense revenue based on page views, CTR, and CPC.
Wire Size Calculator – Free AWG Gauge & Ampacity Sizing Tool
Determine AWG and metric wire size for continuous and non-continuous electrical loads.
AWG Wire Gauge & Voltage Drop Calculator (NEC)
Calculate electrical voltage drop, percentage loss, power dissipation, and minimum AWG wire gauge per NEC standards across 12V DC, 120V AC, and 240V AC circuits.
Wind Turbine Power & Betz Limit Calculator – Engineering Aerodynamics
Calculate wind turbine aerodynamic power, Betz efficiency limit (16/27 = 59.3%), tip-speed ratio (TSR), annual energy production (AEP), and actuator disk streamtube axial induction.
Voltage Drop Calculator – Free NEC Wire Sizing & Cable Loss Estimator
Calculate AC/DC circuit voltage drop, percentage loss, and NEC 3% compliance.